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| author | Christopher James Lahey <clahey@helixcode.com> | 2000-05-20 02:47:16 +0800 |
|---|---|---|
| committer | Chris Lahey <clahey@src.gnome.org> | 2000-05-20 02:47:16 +0800 |
| commit | 46f211579d1dfd60147099942b40c9697796e7c8 (patch) | |
| tree | 5f8e8027e3e378bd2c8061ecf10061f4609ab02e /widgets/table/e-table-model.h | |
| parent | ae208c7e8ff0463666c52392553af2572a8ee9b5 (diff) | |
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Added initialize_value and value_is_empty callbacks.
2000-05-19 Christopher James Lahey <clahey@helixcode.com>
* e-table-example-1.c, e-table-example-2.c, e-table-simple.c,
e-table-simple.h, e-table-size-test.c, test-check.c, test-cols.c,
test-table.c: Added initialize_value and value_is_empty callbacks.
* e-table-model.c, e-table-model.h: Added initialize_value and
value_is_callback virtual functions to the ETableModel class.
* e-table-subset.c: Perpetuate the initialize_value and
value_is_empty methods.
svn path=/trunk/; revision=3138
Diffstat (limited to 'widgets/table/e-table-model.h')
| -rw-r--r-- | widgets/table/e-table-model.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/widgets/table/e-table-model.h b/widgets/table/e-table-model.h index e542754f22..0c8d51b882 100644 --- a/widgets/table/e-table-model.h +++ b/widgets/table/e-table-model.h @@ -28,8 +28,14 @@ typedef struct { void (*set_value_at) (ETableModel *etm, int col, int row, const void *value); gboolean (*is_cell_editable) (ETableModel *etm, int col, int row); - void *(*duplicate_value) (ETableModel *etm, int col, const void *value); - void (*free_value) (ETableModel *etm, int col, void *value); + /* Allocate a copy of the given value. */ + void *(*duplicate_value) (ETableModel *etm, int col, const void *value); + /* Free an allocated value. */ + void (*free_value) (ETableModel *etm, int col, void *value); + /* Return an allocated empty value. */ + void *(*initialize_value) (ETableModel *etm, int col); + /* Return TRUE if value is equivalent to an empty cell. */ + gboolean (*value_is_empty) (ETableModel *etm, int col, const void *value); void (*thaw) (ETableModel *etm); /* @@ -62,6 +68,8 @@ gboolean e_table_model_is_cell_editable (ETableModel *e_table_model, int col, void *e_table_model_duplicate_value (ETableModel *e_table_model, int col, const void *value); void e_table_model_free_value (ETableModel *e_table_model, int col, void *value); +void *e_table_model_initialize_value (ETableModel *e_table_model, int col); +gboolean e_table_model_value_is_empty (ETableModel *e_table_model, int col, const void *value); void e_table_model_freeze (ETableModel *e_table_model); void e_table_model_thaw (ETableModel *e_table_model); |